When Senor Fuentes asks Dominguita to run a very important errand to put an order in at the local butcher shop for his granddaughter Leni's upcoming quinceanera - Dom is happy to help. But when Senor Fuentes discovers his order has gone missing and the food for the party has been sold to someone else, it becomes Dom's next mission to find out what happened. With the help of Pancho and Steph, Dom discovers the dastardly Bublassi brothers have big plans to ruin Leni's big day. But Mundytown's own Three Musketeers are determined to make sure Leni has a party she'll remember for all the right reasons!